The best kitchen headwear to keep hair out of food is a combination of a hairnet and a chef's hat. A hairnet is a lightweight, breathable mesh cap that fits snugly over the head, effectively containing all hair types, including long, short, curly, or straight. It is designed to prevent loose hairs from falling into food, ensuring hygiene and cleanliness in the kitchen. 
For added protection and professionalism, a chef's hat, also known as a toque, can be worn over the hairnet. The chef's hat not only reinforces the containment of hair but also absorbs sweat and provides a polished appearance. It is typically made from cotton or polyester, offering comfort and durability during long kitchen shifts.
For those with longer hair, a bun or ponytail can be secured before wearing the hairnet and chef's hat, providing an extra layer of security. Additionally, bandanas or headbands can be used underneath the hairnet to manage sweat and keep hair in place.
In environments where strict hygiene standards are required, such as commercial kitchens or food processing facilities, the combination of a hairnet and chef's hat is often mandated. This dual-layer approach ensures maximum hair containment, maintaining food safety and quality.
Overall, the combination of a hairnet and chef's hat is the most effective solution for keeping hair out of food, balancing functionality, comfort, and professional appearance.